CN217463084U

CN217463084U - Gearbox for new energy loader

Info

Publication number: CN217463084U
Application number: CN202122983722.1U
Authority: CN
Inventors: 李彦轩; 王金华; 闫云乔; 徐奉; 黄学强; 刘汉中; 刘文皓
Original assignee: Ensign Heavy Industries Co ltd
Current assignee: Ensign Heavy Industries Co ltd
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-09-20
Anticipated expiration: 2031-12-01

Abstract

The utility model discloses a gearbox for new forms of energy loader, include: the first gear is fixed on the power input shaft, the second gear and the third gear are both fixed on the first transmission shaft, and the first gear is meshed with the second gear. The fourth gear is fixed on the second transmission shaft, the fifth gear is fixed on the third transmission shaft, and the third gear and the fifth gear are meshed simultaneously. The sixth gear is fixed on the first transmission shaft, the seventh gear and the eighth gear are both fixed on the third transmission shaft, the ninth gear is fixed on the power output shaft, the tenth gear is fixed on the third transmission shaft, and the eighth gear and the tenth gear are both meshed with the ninth gear. The power input shaft is connected with the driving motor. The gearbox drives the fourth gear and the fifth gear simultaneously through the third gear, and drives the ninth gear arranged on the power output shaft simultaneously through the fourth gear and the fifth gear, so that the torque on a single shaft and a clutch can be effectively reduced during transmission, and the running reliability of the gearbox is improved.

Description

Gearbox for new energy loader

Technical Field

The utility model relates to a loader variable speed technical field especially relates to a gearbox for new forms of energy loader.

Background

The information disclosed in the background of the invention is only for enhancement of understanding of the general background of the invention and is not necessarily to be construed as an admission or any form of suggestion that this information constitutes prior art that is already known to a person of ordinary skill in the art.

When the vehicle runs, because of different surrounding environments, the engine needs to work in different states, the variation range of the engine is limited, and a transmission ratio is changed by a gearbox, so that the running speed of the vehicle and the torque on a driving wheel are changed, and the engine works in an ideal state to meet the requirement of the environment.

The electric loader engine is changed from an internal combustion engine to an electric motor, the rotating speed and torque range of the electric motor is wider, but a gearbox is still required to be equipped for widening the torque and rotating speed range for the sake of economy and dynamic property. The traditional multi-gear gearbox is not suitable for an electric loader due to multiple gears and high cost.

The existing electric loader generally adopts a low-speed and large-torque motor. According to the characteristics of the motor, the larger the torque is, the larger the volume of the motor is, and the higher the cost is. In addition, the larger the motor size is, the more difficult the whole vehicle arrangement is; meanwhile, the weight of the whole vehicle is increased, the energy consumed for overcoming the self weight is also increased, and the economy is relatively poor.

SUMMERY OF THE UTILITY MODEL

To the aforesaid problem, the utility model provides a gearbox for new forms of energy loader, this gearbox adopt two jackshaft designs, and then can effectively reduce the moment of torsion on single axle and the clutch when the transmission, improve the reliability of gearbox operation. In order to achieve the above object, the technical solution of the present invention is as follows.

A gearbox for a new energy loader comprising: the power transmission device comprises a power input shaft, a first transmission shaft, a second transmission shaft, a third transmission shaft, a power output shaft, a first gear, a second gear, a third gear, a fourth gear, a fifth gear, a sixth gear, a seventh gear, an eighth gear, a ninth gear and a tenth gear. Wherein: the first gear is fixed on the power input shaft, the second gear and the third gear are both fixed on the first transmission shaft, and the first gear is meshed with the second gear. The fourth gear is fixed on the second transmission shaft, the fifth gear is fixed on the third transmission shaft, and the third gear is meshed with the fourth gear and the fifth gear simultaneously. The sixth gear is fixed on the first transmission shaft, the seventh gear and the eighth gear are both fixed on the third transmission shaft, the ninth gear is fixed on the power output shaft, the tenth gear is fixed on the third transmission shaft, and the eighth gear and the tenth gear are both meshed with the ninth gear; the power input shaft is connected with a driving motor.

Further, the gear transmission mechanism further comprises a first clutch and a third clutch, wherein the first clutch is connected with the fourth gear, and the third clutch is connected with the seventh gear.

Furthermore, the fifth gear and the tenth gear are both fixed on the third transmission shaft, and the tenth gear is located on the right side of the fifth gear.

Further, the gear box further comprises a second clutch, and the fifth gear and the tenth gear are connected through the second clutch.

Furthermore, each gear adopts a cylindrical helical gear to improve the strength and reduce the noise.

Furthermore, the power input shaft is connected with the driving motor, so that the forward and backward movement of the vehicle can be realized by directly utilizing the forward and backward rotation of the motor without forward and backward gears.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the utility model discloses a fourth gear, fifth gear are driven simultaneously through the third gear to this kind of gearbox, and this gearbox adopts two jackshaft designs promptly, and then can effectively reduce the moment of torsion on single axle and the clutch when the transmission, have improved the reliability of gearbox operation.

(2) The utility model discloses a this kind of gearbox need not advance, retreat the fender, utilizes the motor just reversing to realize that the vehicle advances to retreat, and this kind of gearbox can cooperate high-speed motor moreover, effectively extends the rotational speed torque scope of motor, makes motor work in high efficiency range, and motor cost is lower.

Drawings

The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.

Fig. 1 is a schematic structural diagram of a gearbox for a new energy loader according to an embodiment of the present invention.

The labels in the figures represent: the transmission device comprises a power input shaft 1, a first transmission shaft 2, a second transmission shaft 3, a third transmission shaft 4, a power output shaft 5, a first gear 6, a second gear 7, a third gear 8, a fourth gear 9, a fifth gear 10, a sixth gear 11, a seventh gear 12, an eighth gear 13, a ninth gear 14, a tenth gear 15, a first clutch 16, a second clutch 17, a fourth transmission shaft 18 and a third clutch 19.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

For convenience of description, the words "upper", "lower", "left" and "right" in the present application, if any, merely indicate that the device or element referred to in the present application is constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention, since they are merely intended to be oriented in the upper, lower, left and right directions of the drawings themselves, and not to limit the structure, but merely to facilitate the description of the invention and to simplify the description. Reference will now be made in detail to the embodiments illustrated in the drawings.

Referring to fig. 1, a first example gearbox for a new energy loader comprises: power input shaft 1, first transmission shaft 2, second transmission shaft 3, third transmission shaft 4, power output shaft 5, first gear 6, second gear 7, third gear 8, fourth gear 9, fifth gear 10, sixth gear 11, seventh gear 12, eighth gear 13, ninth gear 14, tenth gear 15, fourth transmission shaft 18, wherein: each gear adopts a cylindrical helical gear to improve strength and reduce noise, and specifically, the gearbox of the embodiment has the following connection characteristics:

the power input shaft 1, the first transmission shaft 2, the second transmission shaft 3, the third transmission shaft 4 and the power output shaft 5 are all rotationally connected to the shell of the gearbox, and the shafts are parallel to each other, wherein: the outer end of the power input shaft 1 is connected with a driving motor, and the power input shaft 1 is driven to rotate through the driving motor. In addition, the forward and backward movement of the vehicle can be realized by directly utilizing the forward and backward rotation of the driving motor without forward and backward gears, the structure of the gearbox is simplified, and the labor intensity of a driver is reduced.

Each of the gears is disposed in a housing of the transmission, wherein: the first gear 6 is fixed on the left side of the power input shaft 1, the second gear 7 is fixed on the left side of the first transmission shaft 2, the third gear 8 is also fixed on the first transmission shaft 2, the third gear 8 is positioned on the right side of the second gear 7, and the first gear 6 is meshed with the second gear 7 to form one-stage speed reduction.

The fourth gear 9 is fixed on the left side of the second transmission shaft 3, the fifth gear 10 is fixed on the left side of the third transmission shaft 4, and the third gear 8 is meshed with the fourth gear 9 and the fifth gear 10 simultaneously to form a second-stage speed reduction. The fourth gear 9 and the fifth gear 10 are simultaneously driven through the third gear 8, namely, the gearbox adopts a double-intermediate-shaft design, so that the torque on a single shaft and a clutch can be effectively reduced during transmission, and the running reliability of the gearbox is improved.

The sixth gear 11 is fixed on the right side of the first transmission shaft 2, the seventh gear 12 and the eighth gear 13 are sequentially fixed on a fourth transmission shaft 18 from left to right, and the fourth transmission shaft 18 and the second transmission shaft 3 are arranged in the same horizontal direction. The first clutch 16 is connected to the fourth gear 9, and the third clutch 19 is connected to the seventh gear 12.

The ninth gear 14 is fixed on the power output shaft 5, the fifth gear 10 and the tenth gear 15 are both fixed on the third transmission shaft 4, and the tenth gear 15 is located on the right side of the fifth gear 10. The fifth gear 10 and the tenth gear 15 are connected by the second clutch 17. The eighth gear 13 and the tenth gear 15 are both meshed with the ninth gear 14.

In the first gear, the first clutch 16 and the second clutch 17 are closed, the third clutch 19 is opened, and the rotation speed of the seventh gear 12 has no influence on the eighth gear 13. The power input shaft 1 rotates to drive the first gear 6, the second gear 7, the third gear 8 and the sixth gear 11 to rotate, and the third gear 8 simultaneously drives the fourth gear 9 and the fifth gear 10 to rotate. Further, the sixth gear 11 drives the seventh gear 12 to idle, while the eighth gear 13 is driven by the fourth gear 9 at the same speed. The fifth gear 10 drives the tenth gear 15 to rotate at the same speed, and the tenth gear 15 and the eighth gear 13 simultaneously drive the ninth gear 14 to rotate. When the transmission works in the second gear, the first clutch 16 and the second clutch 17 are disconnected, the third clutch 19 is closed, so that the seventh gear 12 and the eighth gear 13 have the same speed, and the eighth gear 13 drives the ninth gear 14 to rotate.

Finally, it should be understood that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art without inventive work are still within the scope of the present invention.

Claims

1. A gearbox for a new energy loader, comprising: the power output shaft is connected with the power input shaft, the first transmission shaft, the second transmission shaft, the third transmission shaft, the power output shaft, the first gear, the second gear, the third gear, the fourth gear, the fifth gear, the sixth gear, the seventh gear, the eighth gear, the ninth gear and the tenth gear; wherein: the first gear is fixed on the power input shaft, the second gear and the third gear are both fixed on the first transmission shaft, and the first gear is meshed with the second gear; the fourth gear is fixed on the second transmission shaft, the fifth gear is fixed on the third transmission shaft, and the third gear is meshed with the fourth gear and the fifth gear simultaneously; the sixth gear is fixed on the first transmission shaft, the seventh gear and the eighth gear are both fixed on the third transmission shaft, the ninth gear is fixed on the power output shaft, the tenth gear is fixed on the third transmission shaft, and the eighth gear and the tenth gear are both meshed with the ninth gear; the power input shaft is connected with a driving motor.

2. The gearbox for a new energy loader of claim 1, characterized by a first clutch and a third clutch, the first clutch being connected with the fourth gear and the third clutch being connected with the seventh gear.

3. The gearbox for a new energy loader of claim 1, where the fifth gear, the tenth gear are both fixed on the third drive shaft and the tenth gear is to the right of the fifth gear.

4. The gearbox for a new energy loader of claim 1 further comprising a second clutch, wherein said fifth gear and tenth gear are connected by said second clutch.

5. The gearbox for a new energy loader of any one of claims 1 to 4 where each gear uses cylindrical helical gears.